Home / 101,551.96-152,219.89-38,345.18

Finding the Fourth Proportional to 101,551.96, 152,219.89 and 38,345.18

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Solution

The fourth proportional to 101,551.96, 152,219.89 and 38,345.18 is: 57,476.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,551.96 : 152,219.89 = 38,345.18 : x
  2. Step 2: Convert to fraction form
    101,551.96/152,219.89 = 38,345.18/x
  3. Step 3: Cross multiply
    101,551.96x = 152,219.89 × 38,345.18
  4. Step 4: Simplify right side
    101,551.96x = 5,836,898,128.80
  5. Step 5: Solve for x
    x = 5,836,898,128.80/101,551.96
  6. Step 6: Final answer
    x = 57,476.96

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.